Ethyl Chloride

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Reaction thermochemistry data

Go To: Top, Gas phase ion energetics data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Chlorine anion + Ethyl Chloride = (Chlorine anion • Ethyl Chloride)

By formula: Cl- + C2H5Cl = (Cl- • C2H5Cl)

Quantity Value Units Method Reference Comment
Δr51.9 ± 4.2kJ/molTDAsLi, Ross, et al., 1996gas phase; B
Δr61. ± 19.kJ/molIMRBRiveros, Breda, et al., 1973gas phase; Anchored: Larson and McMahon, 1984; B
Quantity Value Units Method Reference Comment
Δr28.5 ± 0.84kJ/molTDAsLi, Ross, et al., 1996gas phase; B

Ethyl Chloride = Ethylene + Hydrogen chloride

By formula: C2H5Cl = C2H4 + HCl

Quantity Value Units Method Reference Comment
Δr92.0kJ/molEqkLevanova, Bushneva, et al., 1979liquid phase; ALS
Δr71.5kJ/molEqkLevanova, Bushneva, et al., 1979gas phase; ALS
Δr72.6 ± 2.1kJ/molEqkHowlett, 1955gas phase; ALS
Δr71.5kJ/molEqkLane, Linnett, et al., 1953gas phase; ALS

(C2H5+ • 2Ethyl Chloride) + Ethyl Chloride = (C2H5+ • 3Ethyl Chloride)

By formula: (C2H5+ • 2C2H5Cl) + C2H5Cl = (C2H5+ • 3C2H5Cl)

Quantity Value Units Method Reference Comment
Δr20.kJ/molHPMSLuczynski and Wincel, 1974gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr32.J/mol*KHPMSLuczynski and Wincel, 1974gas phase; Entropy change is questionable; M

(C2H5+ • Ethyl Chloride) + Ethyl Chloride = (C2H5+ • 2Ethyl Chloride)

By formula: (C2H5+ • C2H5Cl) + C2H5Cl = (C2H5+ • 2C2H5Cl)

Quantity Value Units Method Reference Comment
Δr22.kJ/molHPMSLuczynski and Wincel, 1974gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr36.J/mol*KHPMSLuczynski and Wincel, 1974gas phase; Entropy change is questionable; M

Bromine anion + Ethyl Chloride = (Bromine anion • Ethyl Chloride)

By formula: Br- + C2H5Cl = (Br- • C2H5Cl)

Quantity Value Units Method Reference Comment
Δr46.9 ± 4.2kJ/molTDAsLi, Ross, et al., 1996gas phase; B
Quantity Value Units Method Reference Comment
Δr22.4 ± 0.84kJ/molTDAsLi, Ross, et al., 1996gas phase; B

Methyl cation + Ethyl Chloride = (Methyl cation • Ethyl Chloride)

By formula: CH3+ + C2H5Cl = (CH3+ • C2H5Cl)

Quantity Value Units Method Reference Comment
Δr300.kJ/molPHPMSSharma, Meza de Hojer, et al., 1985gas phase; from Et+ + CH3Cl; Cox and Pilcher, 1970, Rosenstock, Buff, et al., 1982; Sen Sharma and Kebarle, 1978; M

C4H9+ + Ethyl Chloride = (C4H9+ • Ethyl Chloride)

By formula: C4H9+ + C2H5Cl = (C4H9+ • C2H5Cl)

Quantity Value Units Method Reference Comment
Δr38.kJ/molPHPMSSharma, Meza de Hojer, et al., 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr68.2J/mol*KPHPMSSharma, Meza de Hojer, et al., 1985gas phase; M

Hydrogen + Ethyl Chloride = Ethane + Hydrogen chloride

By formula: H2 + C2H5Cl = C2H6 + HCl

Quantity Value Units Method Reference Comment
Δr-69.3 ± 0.4kJ/molChydLacher, Emery, et al., 1956gas phase; ALS

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C2H5Cl+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.98 ± 0.02eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)693.4kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity666.9kJ/molN/AHunter and Lias, 1998HL

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
679.5 ± 1.4Bouchoux, Caunan, et al., 2001T = 300K; MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
655.6 ± 1.4Bouchoux, Caunan, et al., 2001T = 300K; MM

Protonation entropy at 298K

Protonation entropy (J/mol*K) Reference Comment
28.5Bouchoux, Caunan, et al., 2001T = 300K; MM

Ionization energy determinations

IE (eV) Method Reference Comment
10.95ESTLuo and Pacey, 1992LL
11.04 ± 0.05EIHolmes and Lossing, 1991LL
11.0PEOhno, Imai, et al., 1983LBLHLM
10.98 ± 0.02PIWatanabe, Nakayama, et al., 1962RDSH
10.98 ± 0.01PIMatsunaga, 1961RDSH
10.97 ± 0.02PIWatanabe, 1957RDSH
11.06PEOhno, Imai, et al., 1985Vertical value; LBLHLM
11.01PEUtsunomiya, Kobayashi, et al., 1980Vertical value; LLK
11.01PEHoppilliard and Solgadi, 1980Vertical value; LLK
11.06 ± 0.02PEKatsumata and Kimura, 1975Vertical value; LLK
11.01PEKimura, Katsumata, et al., 1973Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH2Cl+13.2 ± 0.2CH3EIHarrison and Shannon, 1962RDSH
CH2Cl+13.6 ± 0.2CH3EIIrsa, 1957RDSH
CH3+15.9 ± 0.3?EIIrsa, 1957RDSH
C2H4+11.38 ± 0.02HClEIMaccoll and Mathur, 1980LLK
C2H4+11.33HClEIBaldwin, Maccoll, et al., 1966RDSH
C2H5+11.67ClPITraeger and McLoughlin, 1981LLK
C2H5+11.83 ± 0.06ClEIBaldwin, Maccoll, et al., 1966RDSH
Cl+23.4 ± 0.3?EIIrsa, 1957RDSH

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Li, Ross, et al., 1996
Li, C.; Ross, P.; Szulejko, J.; McMahon, T.B., High-Pressure Mass Spectrometric Investigations of the Potential Energy Surfaces of Gas-Phase Sn2 Reactions., J. Am. Chem. Soc., 1996, 118, 39, 9360, https://doi.org/10.1021/ja960565o . [all data]

Riveros, Breda, et al., 1973
Riveros, J.M.; Breda, A.C.; Blair, L.K., Formation and relative stability of chloride ion clusters in the gas phase by ICR spectroscopy, J. Am. Chem. Soc., 1973, 95, 4066. [all data]

Larson and McMahon, 1984
Larson, J.W.; McMahon, T.B., Fluoride and chloride affinities of main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ion cyclotron resonance halide-exchange equilibria, J. Phys. Chem., 1984, 88, 1083. [all data]

Levanova, Bushneva, et al., 1979
Levanova, s.V.; Bushneva, I.I.; Rodova, R.M.; Rozhnov, A.M.; Treger, Yu.A.; Aprelkin, A.S., Thermodynamic stability of chloroethanes in dehydrochlorination reactions, J. Appl. Chem. USSR, 1979, 52, 1439-1442. [all data]

Howlett, 1955
Howlett, K.E., The use of equilibrium constants to calculate thermodynamic quantities. Part II, J. Chem. Soc., 1955, 1784-17. [all data]

Lane, Linnett, et al., 1953
Lane, M.R.; Linnett, J.W.; Oswin, H.G., A study of the C2H4+HCl=C2H5Cl and C2H4+Hbr=C2H5Br equilibria, Proc. Roy. Soc. London A, 1953, 216, 361-374. [all data]

Luczynski and Wincel, 1974
Luczynski, Z.; Wincel, H., Ion - Molecule Reactions in Ethyl Chloride, Int. J. Mass Spectrom. Ion Phys., 1974, 14, 1, 29, https://doi.org/10.1016/0020-7381(74)80059-8 . [all data]

Sharma, Meza de Hojer, et al., 1985
Sharma, D.M.S.; Meza de Hojer, S.; Kebarle, P., Stabilities of halonium ions from a study of gas-phase equilibria R+ + XR' = (RXR')+, J. Am. Chem. Soc., 1985, 107, 13, 3757, https://doi.org/10.1021/ja00299a002 . [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds in Academic Press, New York, 1970. [all data]

Rosenstock, Buff, et al., 1982
Rosenstock, H.M.; Buff, R.; Ferreira, M.A.A.; Lias, S.G.; Parr, A.C.; Stockbauer, R.L.; Holmes, J.L., Fragmentation mechanism and energetics of some alkyl halide ions, J. Am. Chem. Soc., 1982, 104, 2337. [all data]

Sen Sharma and Kebarle, 1978
Sen Sharma, D.K.; Kebarle, P., Binding Energies and Stabilities of Chloronium Ions from Study of the Gas - Phase Equilibria: R1+ + ClR2 = R1ClR2+, J. Am. Chem. Soc., 1978, 100, 18, 5826, https://doi.org/10.1021/ja00486a039 . [all data]

Lacher, Emery, et al., 1956
Lacher, J.R.; Emery, E.; Bohmfalk, E.; Park, J.D., Reaction heats of organic compounds. IV. A high temperature calorimeter and the hydrogenation of methyl ethyl and vinyl chlorides, J. Phys. Chem., 1956, 60, 492-495. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Bouchoux, Caunan, et al., 2001
Bouchoux, G.; Caunan, F.; Leblanc, D.; Nguyen, M.T.; Salpin, J.Y., Protonation thermochemistry of ethyl halides, Chem Phys. Phys. Chem., 2001, 10, 604-610. [all data]

Luo and Pacey, 1992
Luo, Y.-R.; Pacey, P.D., Effects of alkyl substitution on ionization energies of alkanes and haloalkanes and on heats of formation of their molecular cations. Part 2. Alkanes and chloro-, bromo- and iodoalkanes, Int. J. Mass Spectrom. Ion Processes, 1992, 112, 63. [all data]

Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P., Ionization energies of homologous organic compounds and correlation with molecular size, Org. Mass Spectrom., 1991, 26, 537. [all data]

Ohno, Imai, et al., 1983
Ohno, K.; Imai, K.; Matsumoto, S.; Harada, Y., Penning ionization electron spectroscopy of C2H5X (X = NH2, OH, H, Cl, I) relative reactivity of orbital localizing on functional groups upon electrophilic attack by metastable helium atoms, J. Phys. Chem., 1983, 87, 4346. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Matsunaga, 1961
Matsunaga, F.M., Photoionization yield of several molecules in the Schumann region, Contribution No. 27, Hawaii Institute of, 1961, Geophysics, Honolulu. [all data]

Watanabe, 1957
Watanabe, K., Ionization potentials of some molecules, J. Chem. Phys., 1957, 26, 542. [all data]

Ohno, Imai, et al., 1985
Ohno, K.; Imai, K.; Harada, Y., Variations in reactivity of lone-pair electrons due to intramolecular hydrogen bonding as observed by penning ionization electron spectroscopy, J. Am. Chem. Soc., 1985, 107, 8078. [all data]

Utsunomiya, Kobayashi, et al., 1980
Utsunomiya, C.; Kobayashi, T.; Nagakura, S., Photoelectron angular distribution measurements for some aliphatic alcohols, amines, halides, Bull. Chem. Soc. Jpn., 1980, 53, 1216. [all data]

Hoppilliard and Solgadi, 1980
Hoppilliard, Y.; Solgadi, D., Conformational analysis of 2-haloethanols and 2-methoxyethylhalides in a photoelectron spectrometer, Tetrahedron, 1980, 36, 377. [all data]

Katsumata and Kimura, 1975
Katsumata, S.; Kimura, K., Photoelectron spectra and sum rule consideration. Effect of chlorine substitution on ionization energies for chloroethanes, chloroacetaldehydes and chloroacetyl chlorides, J. Electron Spectrosc. Relat. Phenom., 1975, 6, 309. [all data]

Kimura, Katsumata, et al., 1973
Kimura, K.; Katsumata, S.; Achiba, Y.; Matsumoto, H.; Nagakura, S., Photoelectron spectra and orbital structures of higher alkyl chlorides, bromides, and iodides., Bull. Chem. Soc. Jpn., 1973, 46, 373. [all data]

Harrison and Shannon, 1962
Harrison, A.G.; Shannon, T.W., An electron impact study of chloromethyl and dichloromethyl derivatives, Can. J. Chem., 1962, 40, 1730. [all data]

Irsa, 1957
Irsa, A.P., Electron impact studies on C2H5Cl, C2H5Br, and C2H5I, J. Chem. Phys., 1957, 26, 18. [all data]

Maccoll and Mathur, 1980
Maccoll, A.; Mathur, D., Hydrogen chloride elimination from the molecular ions of alkyl chlorides, Org. Mass Spectrom., 1980, 15, 483. [all data]

Baldwin, Maccoll, et al., 1966
Baldwin, M.; Maccoll, A.; Miller, S.I., Ionization and appearance potentials from a study of alkyl chlorides, Advan. Mass Spectrom., 1966, 3, 259. [all data]

Traeger and McLoughlin, 1981
Traeger, J.C.; McLoughlin, R.G., Absolute heats of formation for gas phase cations, J. Am. Chem. Soc., 1981, 103, 3647. [all data]


Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References